PIN code 531021 belongs to Dopperla B.O (Branch Post Office), located in Anakapalli district, Andhra Pradesh. It falls under the Southern Postal Region and is served by 8 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Dopperla B.O | BO | Branch Post Office |
| Payakarao Bonangi B.O | BO | Branch Post Office |
| Desapatrunipalem B.O | BO | Branch Post Office |
| Thanam B.O | BO | Branch Post Office |
| Vennalapalem B.O | BO | Branch Post Office |
| Bharnikam B.O | BO | Branch Post Office |
| Kalapaka B.O | BO | Branch Post Office |
| Paravada S.O | SO | Sub Post Office |
